Usage of 当心
当心 is a common verb in Mandarin used to warn someone to be careful or cautious about something potentially dangerous or risky. It often appears in everyday speech when alerting others to physical dangers, such as slippery floors, traffic, or theft.
Common Collocations
- 当心车辆 (be careful of vehicles): used when crossing streets or near traffic.
- 当心滑倒 (be careful not to slip): used to warn about slippery surfaces.
- 当心小偷 (watch out for pickpockets): used in contexts of personal safety.
Pragmatic Notes
当心 is typically used in spoken language and informal warnings. It carries a tone of concern and immediacy. Unlike more formal caution words, 当心 is direct and often used in imperative sentences.
Avoiding Confusion
Do not confuse 当心 with 小心 (xiǎoxīn), which also means "be careful" but can be slightly more formal or used in broader contexts. 当心 is more immediate and often used for physical dangers.
Summary
Use 当心 when you want to quickly warn someone about a specific danger or risk, especially in everyday situations involving safety.